NullRejectionException class Null safety

Exception for when the promise is rejected with a null or undefined value.

This is public to allow users to catch when the promise is rejected with null or undefined versus some other value.

Implemented types

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
isUndefined bool
final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
A string representation of this object. [...]
override

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited